Overview

overview

10

Static

static

1

28d5b7cd42...b3.exe

windows7-x64

10

28d5b7cd42...b3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    28d5b7cd42ffa1e121b8f0510ea2065ac825f469b57204cfa40399a7c9fbc0b3.exe

  • Size

    115KB

  • Sample

    240612-bkvjmsxdla

  • MD5

    2396ad653e8511fd64f15b53a4e178a8

  • SHA1

    c616222d63a8764221ae4824838e4d4fdf0177d7

  • SHA256

    28d5b7cd42ffa1e121b8f0510ea2065ac825f469b57204cfa40399a7c9fbc0b3

  • SHA512

    a5555bbedb0ca8750c8db08365710c15f02b7b7574c9e334789efab9e258e01c9aa29a203648ef68957c7062d8df8dbed43f8a5c4b516b13ed7492abdca830aa

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDItn:P5eznsjsguGDFqGZ2rDI1

Score
10/10
njratneufevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Targets

    • Target

      28d5b7cd42ffa1e121b8f0510ea2065ac825f469b57204cfa40399a7c9fbc0b3.exe

    • Size

      115KB

    • MD5

      2396ad653e8511fd64f15b53a4e178a8

    • SHA1

      c616222d63a8764221ae4824838e4d4fdf0177d7

    • SHA256

      28d5b7cd42ffa1e121b8f0510ea2065ac825f469b57204cfa40399a7c9fbc0b3

    • SHA512

      a5555bbedb0ca8750c8db08365710c15f02b7b7574c9e334789efab9e258e01c9aa29a203648ef68957c7062d8df8dbed43f8a5c4b516b13ed7492abdca830aa

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDItn:P5eznsjsguGDFqGZ2rDI1

    Score
    10/10
    njratneufevasionpersistencetrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks